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Home >> Pontiac >> 2004 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 120 (Engine Control System - 4.8L, 5.3L, & 6.0L - Introduction) >> Repair Instructions >> Throttle Actuator Control (TAC) Module Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 Chevrolet TrailBlazer, and 2004 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Removing/Installing TAC Module
    GM899720Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Handling ESD Sensitive Parts Notice in Cautions and Notices.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. If necessary, install the TAC module bracket (1) and nuts (2).

    Tighten:  Tighten the nuts to 9 N.m (80 lb in).

  2. Install the TAC module (3) to the retaining bracket (1).
  3. Snap the TAC module (3) into retaining tab.
  4. Fig 2: Disconnecting/Connecting Engine Harness Electrical Connector
    GM899719Courtesy of GENERAL MOTORS CORP.
  5. Connect the engine harness electrical connector.
  6. Fig 3: Disconnecting/Connecting Instrument Panel Harness Electrical Connector
    GM899718Courtesy of GENERAL MOTORS CORP.
  7. Connect the I/P harness electrical connector.
  8. Install the bulk connector to the bracket.